You don’t have to spell out every single thing that you think they might want to know. Have some faith that your callers will be able to figure things out on their own. Be natural but informative.
Leaving a voicemail can still be a good way to grab the attention of a potential new customer. However, when it comes to leaving a voicemail, you only have a few seconds to actually grab the listener's attention. Most salespeople screw this up by leaving too much information and making themselves sound like a salesperson, which is the kiss of death when leaving a voicemail.

42. Hi, you’ve reached [X company]. Our team is currently out of the office or assisting other customers. Leave your name, number, and a brief message so we can direct your call to the proper team member when we return.
3.) Добро пожаловать в «Вася Пупкин и Ко». В настоящее время мы не можем ответить на ваш звонок лично, или вы звоните нам в не рабочее время. Пожалуйста, оставьте нам сообщение с вашим именем и номером телефона – мы вам перезвоним как можно скорее. Спасибо и до свидания. What To Say When Recording A Professional Voicemail Greeting You can identify yourself with only your first name on a personal cell phone or home voice mail. If it is a business voicemail, I suggest including your first and last name. I would also include your title.